Patents by Inventor Lang Hong

Lang Hong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11946998
    Abstract: A method for Doppler-enhanced radar tracking includes: receiving a reflected probe signal at a radar array; calculating a target range from the reflected probe signal; calculating a first target angle from the reflected probe signal; calculating a target composite angle from the reflected probe signal; and calculating a three-dimensional position of the tracking target relative to the radar array from the target range, first target angle, and target composite angle.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: April 2, 2024
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20240094379
    Abstract: A method for Doppler-enhanced radar tracking includes: receiving a reflected probe signal at a radar array; calculating a target range from the reflected probe signal; calculating a first target angle from the reflected probe signal; calculating a target composite angle from the reflected probe signal; and calculating a three-dimensional position of the tracking target relative to the radar array from the target range, first target angle, and target composite angle.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 21, 2024
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20240094368
    Abstract: A system for virtual aperture array radar tracking includes a transmitter that transmits first and second probe signals; a receiver array including a first plurality of radar elements positioned along a first radar axis; and a signal processor that calculates a target range from first and second reflected probe signals, corresponds signal instances of the first reflected probe signal to physical receiver elements of the radar array, corresponds signal instances of the second reflected probe signal to virtual elements of the radar array, calculates a first target angle between a first reference vector and a first projected target vector from the first reflected probe signal, and calculates a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Application
    Filed: December 8, 2022
    Publication date: March 21, 2024
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20240019568
    Abstract: A method for radar-based localization and/or mapping, preferably including receiving sensor data, determining egospeed, and/or determining egorotation. The method can optionally include performing simultaneous localization and mapping. A system for radar-based localization and/or mapping, preferably including one or more radar sensors, and optionally including one or more vehicles and/or auxiliary sensors (e.g., coupled to the radar sensors).
    Type: Application
    Filed: July 31, 2023
    Publication date: January 18, 2024
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11860267
    Abstract: A method for interpolated virtual aperture array radar tracking includes: transmitting first and second probe signals; receiving a first reflected probe signal at a radar array; receiving a second reflected probe signal at the radar array; calculating a target range from at least one of the first and second reflected probe signals; corresponding signal instances of the first reflected probe signal to physical receiver elements of the radar array; corresponding signal instances of the second reflected probe signal to virtual elements of the radar array; interpolating signal instances; calculating a first target angle; and calculating a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: January 2, 2024
    Assignee: Ambarella International LP
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20230400566
    Abstract: A method for interpolated virtual aperture array radar tracking includes: transmitting first and second probe signals; receiving a first reflected probe signal at a radar array; receiving a second reflected probe signal at the radar array; calculating a target range from at least one of the first and second reflected probe signals; corresponding signal instances of the first reflected probe signal to physical receiver elements of the radar array; corresponding signal instances of the second reflected probe signal to virtual elements of the radar array; interpolating signal instances; calculating a first target angle; and calculating a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Application
    Filed: August 18, 2023
    Publication date: December 14, 2023
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11841420
    Abstract: A method for radar-based localization and/or mapping, preferably including receiving sensor data, determining egospeed, and/or determining egorotation. The method can optionally include performing simultaneous localization and mapping. A system for radar-based localization and/or mapping, preferably including one or more radar sensors, and optionally including one or more vehicles and/or auxiliary sensors (e.g., coupled to the radar sensors).
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: December 12, 2023
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20230393261
    Abstract: A system for radar tracking, preferably including one or more transmitter elements, receiver elements, and signal processors, and optionally including one or more velocity sensing modules. A method for radar tracking, preferably including transmitting probe signals, receiving reflected probe signals, and/or tracking environmental targets, and optionally including decoding the set of received probe signals. The method is preferably implemented using a radar system, but can additionally or alternatively be implemented using any other suitable wave-based detection system.
    Type: Application
    Filed: November 25, 2022
    Publication date: December 7, 2023
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20230305141
    Abstract: A method for radar-based localization and/or mapping, preferably including receiving sensor data, determining egospeed, and/or determining egorotation. The method can optionally include performing simultaneous localization and mapping. A system for radar-based localization and/or mapping, preferably including one or more radar sensors, and optionally including one or more vehicles and/or auxiliary sensors (e.g., coupled to the radar sensors).
    Type: Application
    Filed: November 16, 2021
    Publication date: September 28, 2023
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11585912
    Abstract: A system for virtual aperture array radar tracking includes a transmitter that transmits first and second probe signals; a receiver array including a first plurality of radar elements positioned along a first radar axis; and a signal processor that calculates a target range from first and second reflected probe signals, corresponds signal instances of the first reflected probe signal to physical receiver elements of the radar array, corresponds signal instances of the second reflected probe signal to virtual elements of the radar array, calculates a first target angle between a first reference vector and a first projected target vector from the first reflected probe signal, and calculates a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: February 21, 2023
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11561299
    Abstract: A system for radar tracking, preferably including one or more transmitter elements, receiver elements, and signal processors, and optionally including one or more velocity sensing modules. A method for radar tracking, preferably including transmitting probe signals, receiving reflected probe signals, and/or tracking environmental targets, and optionally including decoding the set of received probe signals. The method is preferably implemented using a radar system, but can additionally or alternatively be implemented using any other suitable wave-based detection system.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: January 24, 2023
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20220163624
    Abstract: A system for phase-modulated radar detection, preferably including one or more transmitter arrays, receiver arrays, and signal processors. A method for phase-modulated radar detection, preferably including transmitting a set of probe signals, receiving a set of reflected probe signals, and/or decoding the set of received probe signals, and optionally including evaluating effects of phase variance and/or modifying probe signal characteristics.
    Type: Application
    Filed: May 19, 2021
    Publication date: May 26, 2022
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20220163621
    Abstract: A system for radar interference mitigation, preferably including one or more transmitter arrays, receiver arrays, and/or signal processors, and optionally including one or more velocity sensing modules. A method for radar interference mitigation, preferably including transmitting a set of probe signals, receiving a set of reflected probe signals, and/or evaluating interference, and optionally including decoding the set of received probe signals and/or compensating for interference.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20220113396
    Abstract: A method for Doppler-enhanced radar tracking includes: receiving a reflected probe signal at a radar array; calculating a target range from the reflected probe signal; calculating a first target angle from the reflected probe signal; calculating a target composite angle from the reflected probe signal; and calculating a three-dimensional position of the tracking target relative to the radar array from the target range, first target angle, and target composite angle.
    Type: Application
    Filed: December 23, 2021
    Publication date: April 14, 2022
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20220107403
    Abstract: A method for interpolated virtual aperture array radar tracking includes: transmitting first and second probe signals; receiving a first reflected probe signal at a radar array; receiving a second reflected probe signal at the radar array; calculating a target range from at least one of the first and second reflected probe signals; corresponding signal instances of the first reflected probe signal to physical receiver elements of the radar array; corresponding signal instances of the second reflected probe signal to virtual elements of the radar array; interpolating signal instances; calculating a first target angle; and calculating a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Application
    Filed: December 20, 2021
    Publication date: April 7, 2022
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20220099820
    Abstract: A system for virtual Doppler and/or aperture enhancement, preferably including one or more transmitter arrays, receiver arrays, and/or signal processors, and optionally including one or more velocity sensing modules. A method for virtual Doppler and/or aperture enhancement, preferably including transmitting a set of probe signals, receiving a set of reflected probe signals, and/or analyzing the set of received probe signals.
    Type: Application
    Filed: May 24, 2021
    Publication date: March 31, 2022
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11280879
    Abstract: A system for radar interference mitigation, preferably including one or more transmitter arrays, receiver arrays, and/or signal processors, and optionally including one or more velocity sensing modules. A method for radar interference mitigation, preferably including transmitting a set of probe signals, receiving a set of reflected probe signals, and/or evaluating interference, and optionally including decoding the set of received probe signals and/or compensating for interference.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: March 22, 2022
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11243304
    Abstract: A method for interpolated virtual aperture array radar tracking includes: transmitting first and second probe signals; receiving a first reflected probe signal at a radar array; receiving a second reflected probe signal at the radar array; calculating a target range from at least one of the first and second reflected probe signals; corresponding signal instances of the first reflected probe signal to physical receiver elements of the radar array; corresponding signal instances of the second reflected probe signal to virtual elements of the radar array; interpolating signal instances; calculating a first target angle; and calculating a position of the tracking target relative to the radar array from the target range and first target angle.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: February 8, 2022
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Patent number: 11237261
    Abstract: A method for Doppler-enhanced radar tracking includes: receiving a reflected probe signal at a radar array; calculating a target range from the reflected probe signal; calculating a first target angle from the reflected probe signal; calculating a target composite angle from the reflected probe signal; and calculating a three-dimensional position of the tracking target relative to the radar array from the target range, first target angle, and target composite angle.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: February 1, 2022
    Assignee: Oculii Corp.
    Inventors: Lang Hong, Steven Hong
  • Publication number: 20210389416
    Abstract: A system for radar interference mitigation, preferably including one or more transmitter arrays, receiver arrays, and/or signal processors, and optionally including one or more velocity sensing modules. A method for radar interference mitigation, preferably including transmitting a set of probe signals, receiving a set of reflected probe signals, and/or evaluating interference, and optionally including decoding the set of received probe signals and/or compensating for interference.
    Type: Application
    Filed: May 18, 2021
    Publication date: December 16, 2021
    Inventors: Lang Hong, Steven Hong